The EXTREME Original 10052H 4050-00281-01 1000BASE-LX SFP-LX Hi 1310nm 10km SMF is a high-quality network module from Extreme Networks designed for enterprise networking applications. It offers a maximum data rate of 1000 Mbps/1 Gbps and comes with a manufacturer warranty of 1 year. With a single port and module, this unit provides reliable and efficient data transmission over a long distance of up to 10 kilometers using single-mode fiber optics. Ideal for servers and networking equipment, this SFP module is a valuable addition to any networking setup.